Arrange the following modes of reconstitution of a partnership firm in the order they are presented in the source:
1. Death of a partner
2. Admission of a new partner
3. Retirement of an existing partner
4. Change in the profit sharing ratio among the existing partners
1
(2), (4), (3), (1)
2
(4), (2), (1), (3)
3
(1), (3), (2), (4)
4
(2), (3), (4), (1)